Lessmin driver for npAssetsOptimizerPlugin for sf1

npDriverLessmin.class.php

<?php

require_once sfConfig::get('sf_lib_dir').'/vendor/lessphp/lessc.inc.php';

class npDriverLessmin extends npDriverBase
{
  public function doProcessFile($file, $replace = false)
  {
    $lessc = new lessc($file);
    $optimizedContent = cssmin::minify($lessc->parse());
    
    if ($replace)
    {
      return parent::replaceFile($file, $optimizedContent);
    }
    else
    {
      return $optimizedContent;
    }
  }
}